code: def test_df_notation_conversion(one, two_phys, two_chem):
      r"""Test that the DoubleFactorization class initiates correct two-electron integrals."""
      est = qml.resource.DoubleFactorization(
          one, two_phys, chemist_notation=False
      )
      assert np.allclose(est.two_electron, two_chem)
  
file_path: pennylane/tests/resource/test_second_quantization.py
imports: import pytest
  import pennylane
  from pennylane import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: test_df_notation_conversion(one, two_phys, two_chem) without return types